Avalanche Weather Guidance
Issued by NWS Pendleton, OR
Issued by NWS Pendleton, OR
307
FWUS46 KPDT 222157
AVGPDT
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE PENDLETON OR
256 PM PDT FRI AUG 22 2025
...BROKEN TOP...
DATE SATURDAY 08/23/25 SUNDAY 08/24/25
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER FW SC OV OV OV BK SC BK OV OV SC SC SC SC SC BK BK
CLOUD COVER (%) 10 30 70 75 75 50 45 70 80 75 45 40 45 45 40 55 60
TEMPERATURE 71 62 59 59 59 62 69 74 73 65 62 61 61 63 69 72 70
MIN/MAX TEMP 56 76 59 75
WIND DIR NE N NE E SE SE S W N NW NW NW NW NW NE N N
WIND (MPH) 10 11 11 9 8 6 5 5 5 5 6 6 5 5 4 3 4
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 5 5 5 5 5 5 5 10 10 20
PRECIP TYPE T
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
6 HOUR SNOW 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 12.6 12.7 12.8 12.8 13.2 13.3 13.2 13.2 13.3 13.3 13.1 13.1 13.1 13.1 13.2 13.1 13.3
...TAM MCARTHUR RIM...
DATE SATURDAY 08/23/25 SUNDAY 08/24/25
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER FW SC BK OV OV SC SC OV OV OV SC SC SC SC SC BK BK
CLOUD COVER (%) 10 30 70 75 75 50 45 75 85 75 45 40 45 40 40 50 60
TEMPERATURE 72 63 59 59 59 62 70 76 75 66 62 61 61 63 70 73 71
MIN/MAX TEMP 57 77 59 75
WIND DIR NE N N E SE S SE NE N NW NW NW W NW NE N N
WIND (MPH) 10 12 12 9 8 6 5 4 5 5 6 6 5 5 4 3 4
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 5 5 5 5 5 5 5 10 10 20
PRECIP TYPE T
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
6 HOUR SNOW 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 12.6 12.7 12.8 12.8 13.2 13.3 13.2 13.2 13.3 13.3 13.1 13.1 13.1 13.1 13.2 13.1 13.3
...NEWBERRY CRATER...
DATE SATURDAY 08/23/25 SUNDAY 08/24/25
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER FW SC BK BK OV BK BK BK OV BK SC SC BK BK SC BK BK
CLOUD COVER (%) 15 30 65 65 75 60 60 60 75 65 50 40 50 55 45 60 60
TEMPERATURE 76 68 63 63 61 61 70 75 76 69 64 63 61 62 69 73 72
MIN/MAX TEMP 59 79 59 76
WIND DIR NE NE NE E SE S SW SW NW N N N NW W SW N N
WIND (MPH) 6 10 11 10 8 5 4 4 5 6 9 8 5 4 4 5 5
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 5 5 5 5 5 5 5 10 10 10
PRECIP TYPE T
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
6 HOUR SNOW 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 12.9 13.1 13.1 13.2 13.5 13.7 13.7 13.2 13.4 13.3 13.3 13.2 13.3 13.3 13.3 13.3 13.4
...WALLOWA MOUNTAINS (8,000 FT TO 9,000 FT)...
DATE SATURDAY 08/23/25 SUNDAY 08/24/25
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER CL FW FW FW SC FW SC SC OV BK SC BK BK BK SC BK BK
CLOUD COVER (%) 5 10 15 20 30 20 35 35 80 60 50 60 65 55 45 65 60
TEMPERATURE 69 59 56 56 55 60 69 72 72 63 60 60 60 62 69 72 70
MIN/MAX TEMP 53 73 58 72
WIND DIR N NE SW W W NW N N N N SW SW SW SW NW NW NW
WIND (MPH) 6 4 5 5 4 3 4 5 6 4 5 4 5 4 4 5 6
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
PRECIP TYPE
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.01
6 HOUR SNOW 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 12.3 11.5 11.5 11.5 11.5 12.2 12.8 13.1 13.1 13.3 13.3 13.1 12.7 12.6 12.7 12.7 12.9
...SALT CREEK AREA (5,000 FT TO 7,000 FT)...
DATE SATURDAY 08/23/25 SUNDAY 08/24/25
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER CL FW FW FW FW FW SC SC BK BK SC BK BK BK SC BK BK
CLOUD COVER (%) 5 10 15 20 25 20 40 40 60 50 45 55 65 55 40 60 65
TEMPERATURE 77 67 62 61 59 67 77 80 80 70 66 66 65 69 78 80 77
MIN/MAX TEMP 58 82 62 81
WIND DIR N NW W W W N NE N NE N W W W W N N N
WIND (MPH) 6 6 6 5 4 3 4 5 6 6 6 5 5 4 4 5 8
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
PRECIP TYPE
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
6 HOUR SNOW 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 12.1 11.6 11.4 11.4 11.4 12.0 12.7 13.0 13.1 13.3 13.3 13.1 12.6 12.6 12.7 12.7 12.9
...CLEAR CREEK AREA (6,000 FT TO 8,000 FT)...
DATE SATURDAY 08/23/25 SUNDAY 08/24/25
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER CL FW FW FW SC FW SC SC BK BK BK BK BK BK SC BK OV
CLOUD COVER (%) 5 10 20 25 30 10 40 40 60 55 55 50 65 55 45 65 70
TEMPERATURE 75 65 61 60 59 65 74 77 77 69 65 64 63 67 75 77 75
MIN/MAX TEMP 58 79 61 77
WIND DIR NE N N NW NW NW S SE NE N N NW NW NW SW W NW
WIND (MPH) 6 8 6 6 5 4 4 5 5 6 6 5 5 5 4 6 8
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
PRECIP TYPE
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
6 HOUR SNOW 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 12.2 11.6 11.5 11.5 11.6 12.5 12.9 13.2 13.2 13.3 13.3 13.2 12.8 12.7 12.8 13.0 13.1
...CATHERINE CREEK AREA (6,000 FT TO 8,000 FT)...
DATE SATURDAY 08/23/25 SUNDAY 08/24/25
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER FW FW FW SC SC FW FW SC BK BK BK SC BK BK SC BK BK
CLOUD COVER (%) 5 5 15 30 30 10 25 25 60 65 55 50 65 55 45 55 65
TEMPERATURE 75 65 62 60 60 64 73 78 78 68 66 64 64 66 74 77 75
MIN/MAX TEMP 59 79 62 77
WIND DIR N NE E NE NE SW W W NW NE NE NE NE NW W W NW
WIND (MPH) 6 6 5 5 4 3 5 5 5 5 5 5 5 4 5 6 6
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5 5 0
PRECIP TYPE
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
6 HOUR SNOW 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 11.8 11.7 11.8 11.7 12.0 12.6 13.0 13.1 13.1 13.4 13.3 13.2 12.7 12.7 12.8 12.9 12.9
...NORWAY AREA (7,000 FT TO 10,000 FT)...
DATE SATURDAY 08/23/25 SUNDAY 08/24/25
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER FW FW FW SC SC FW SC SC BK BK BK SC BK BK SC BK OV
CLOUD COVER (%) 5 10 20 25 35 10 40 40 65 60 55 50 65 55 45 65 75
TEMPERATURE 69 61 58 58 57 62 69 73 72 65 62 61 61 64 69 71 69
MIN/MAX TEMP 56 73 59 71
WIND DIR NE N N NW NW W SW SW E N N NW NW NW SW SW NW
WIND (MPH) 8 8 6 6 6 4 4 5 6 6 6 6 6 5 4 6 8
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5 5 5
PRECIP TYPE
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
6 HOUR SNOW 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 12.3 11.6 11.6 11.5 11.8 12.5 12.9 13.3 13.3 13.3 13.4 13.2 12.8 12.7 12.8 13.0 13.1
...ANTHONY LAKES AREA (8,000 FT TO 10,000 FT)...
DATE SATURDAY 08/23/25 SUNDAY 08/24/25
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER CL FW FW SC FW FW SC BK BK BK BK BK BK BK SC BK BK
CLOUD COVER (%) 5 10 10 30 25 25 35 60 65 55 55 60 65 60 50 65 65
TEMPERATURE 69 59 58 58 58 60 70 73 72 63 62 62 61 61 69 71 69
MIN/MAX TEMP 55 75 58 73
WIND DIR N N S W NW E SE SE E NW W SW W W NW NW N
WIND (MPH) 6 5 4 4 4 3 4 5 5 5 4 4 4 4 4 5 6
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5 5 10
PRECIP TYPE
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
6 HOUR SNOW 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 12.0 12.1 12.1 12.1 12.6 12.8 12.9 13.1 13.3 13.5 13.3 13.3 12.9 12.9 13.0 12.8 12.9
...BLUE MOUNTAINS (4,000 FT TO 6,000 FT)...
DATE SATURDAY 08/23/25 SUNDAY 08/24/25
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER CL FW FW FW SC SC SC SC SC BK SC BK SC SC SC SC SC
CLOUD COVER (%) 5 5 10 20 30 25 25 35 45 50 40 55 45 45 35 35 45
TEMPERATURE 80 69 65 63 60 67 79 85 85 74 70 68 66 69 80 85 83
MIN/MAX TEMP 59 86 63 85
WIND DIR N NE E NE NE E NE N NE N E E SW SW NW NW NW
WIND (MPH) 4 4 4 4 4 2 3 4 4 3 4 3 3 2 3 5 5
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
PRECIP TYPE
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
6 HOUR SNOW 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 10.8 11.1 11.3 11.5 11.5 12.1 12.6 12.8 12.9 13.2 13.1 13.1 12.5 12.6 12.5 12.3 12.4
$$
--- PRECIP TYPE CODES ---
CODE TYPE
T THUNDERSTORMS
R RAIN
S SNOW
I SLEET
Z FREEZING RAIN